Experiments in the treatment of pear leaf-blight and the apple powdery mildew
By: U.S. Department of Agriculture, Section of Vegetable Pathology ; B. T. Galloway, J. M. Rusk
Contributors: United States. Section of Vegetable Pathology
Published: 1889
Language: eng
Number of pages: 11
Subjects: Pears; Diseases and pests; Treatment; Apple powdery mildew; Research
Work titles: Circular (United States. Section of Vegetable Pathology)
Notes: "Circular No.8"--cover.

Eigth title in serial "Circular (United States. Section of Vegetable Pathology)".